# clm_2047F0070E37

subject: OpenAI (/record/openai.md)  
predicate: price  
value: $0.05 per minute  
valid_from: 2026-09-10  
valid_to: null  
published: 2026-09-10  
recorded: 2026-10-31  
confidence: 0.40  
status: valid  
assertable: false (review: Marked for review: the value or its date failed an extraction rule, or a check could not settle it. Held, not asserted.)  
superseded_by: null  
last_updated: 2026-10-31  
checked: 2026-10-31 · its source page states the value and the date  

> Voice sessions cost $0.05 per minute, billed per second; backend model and tool usage is charged separately.

What https://developers.openai.com/api/docs/changelog#2026-09-10 says, word for word.

## Sources

- https://developers.openai.com/api/docs/changelog#2026-09-10 (primary, OpenAI, published 2026-09-10)

## Supersedes

- [OpenAI](/record/openai.md) | price | $20 per million output tokens | valid 2026-08-21 to 2026-09-10 | conf 0.70 | superseded | superseded_by [clm_2047F0070E37](/claim/clm_2047F0070E37.md) | [clm_3A6FC75FB6CA](/claim/clm_3A6FC75FB6CA.md)
- [OpenAI](/record/openai.md) | price | $4 per million input tokens | valid 2026-08-21 to 2026-09-10 | conf 0.70 | superseded | superseded_by [clm_2047F0070E37](/claim/clm_2047F0070E37.md) | [clm_B04B90A75360](/claim/clm_B04B90A75360.md)

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.